*Yohei Hamada¹, Wataru Tanikawa¹, Yuhji Yamamoto², Go-Ichiro Uramoto², Masafumi MURAYAMA², Takehiro Hirose¹, Osamu Tadai^1,3, Kouki Tanaka², Hiromasa Ozaki⁴, Minoru YONEDA⁴, Hidekazu Tokuyama² (1.Japan Agency for Marine-Earth Science and Technology Kochi Institute for Core Sample Research, 2.Kochi University, 3.Marine Works Japan Ltd., 4.Tokyo University)

*Wataru Tanikawa¹, Tokuyama Hidekazu², Yuhji Yamamoto², Masafumi MURAYAMA², Kouki Tanaka², Akira Ijiri¹, Tatsuhiko Hoshino¹ (1.Japan Agency for Marine-Earth Science and Technology, Kochi Instutute for Core Sample Research, 2.Kochi University)

*Masafumi MURAYAMA¹, Wataru Tanikawa², Akira Ijiri², Tatsuhiko Hoshino², Takehiro Hirose², Toshiya Fujiwara², Kazuya Kitada², Kastuya Nejigaki³, Tokuyama Hidekazu⁴, Go-Ichiro Uramoto⁴, Kazuno Arai⁴, Kondo Yasuo³, Yuhji Yamamoto⁴, Research Member Kurodagoori⁴ (1.Faculty of Agriculture and Marine Science, Kochi University, 2.JAMSTEC, 3.Graduate School of Integrated Arts and Sciences, Kochi University, 4.Center for Advanced Marine Core Research, Kochi University)

*Akira Ijiri¹, Wataru Tanikawa¹, Masafumi MURAYAMA², Tokuyama Hidekazu² (1.Japan Agency for Marine-Earth Science and Technology, 2.Kochi University)

*Yuka Masaki¹, Hideki Sezoko², Masayuki Nagayama³, Wataru Tanikawa⁴, Yuhji Yamamoto⁵, Shinichiro Ito¹ (1.COSMOS SHOJI Co., Ltd., 2.Nippon Marine Enterprises, Ltd., 3.360 Planet, 4.Japan Agency for Marine-Earth Science and Technology, 5.Kochi University)

*Keishi Okazaki¹, Jun Muto², Yohei Hamada¹, Wataru Tanikawa¹, Takehiro Hirose¹ (1.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, 2.Department of Earth Sciences, Tohoku University)

*Weiren Lin¹, Osamu Tadai², Takehiro Hirose³, Wataru Tanikawa³, Xiaoqiu Yang⁴ (1.Graduate School of Engineering, Kyoto University, 2.Marin Works Japan LTD, 3.Kochi Institute for Core Sample research, Japan Agency for Marine-Earth Science and Technology, 4.South China Sea Institute of Oceanology, Chinese Academy of Sciences)

Kouku Inoue², *Wataru Tanikawa¹, Yoshitaka Hashimoto², Osamu Tadai⁴, Manami Kitamura⁵, Yohei Hamada¹, Takehiro Hirose¹, Weiren Lin³ (1.Japan Agency for Marine-Earth Science and Technology, Kochi Instutute for Core Sample Research, 2.Kochi University, 3.Kyoto University, 4.Marine Works Japan LTD., 5.AIST)

*Wataru Tanikawa¹ (1.Japan Agency for Marine-Earth Science and Technology, Kochi Instutute for Core Sample Research)

*Takehiro Hirose¹, Yohei Hamada¹, Wataru Tanikawa¹, Nana Kamiya², Yuzuru Yamamoto³, Takeshi Tsuji⁴, Masataka Kinoshita⁵ (1.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, 2.Graduate School of Engineering, Kyoto University , 3.Japan Agency for Marine-Earth Science and Technology, 4.Department of Earth Resources Engineering, Kyushu University, 5.Earthquake Research Institute, the University of Tokyo)

*Go-Ichiro Uramoto¹, Hiroki Matsui¹, Kazuno Arai¹, Naohisa Nishida², Hirofumi Asahi¹, Yusuke Kubo³, Satoshi Tonai¹, Wataru Tanikawa³, Yurika Ujiie¹, Yuhji Yamamoto¹, Minoru Ikehara¹ (1.Kochi University, 2.Tokyo Gakugei University, 3.Japan Agency for Marine-Earth Scienct and Technology (JAMSTEC))

*Xandr Neal Borja Uboan¹, Maria Luisa Tejada², Eun Young Lee³, Wataru Tanikawa⁴ (1.National Institute of Geological Sciences, University of the Philippines Diliman, Philippines, 2.Institute for Marine Geodynamics (IMG), Japan Agency for Marine-Earth Science and Technology, Yokosuka, Kanagawa 237-0061 Japan, 3.Faculty of Earth and Environmental Science, Chonnam National University, Gwangju, Republic of Korea, 4.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, Nankoku 783-8502 Japan)